參數(shù)資料
型號(hào): FAN5236QSC
廠(chǎng)商: FAIRCHILD SEMICONDUCTOR CORP
元件分類(lèi): 穩(wěn)壓器
英文描述: Dual Mobile-Friendly DDR / Dual-output PWM Controller
中文描述: DUAL SWITCHING CONTROLLER, 345 kHz SWITCHING FREQ-MAX, PDSO28
封裝: QSOP-28
文件頁(yè)數(shù): 6/20頁(yè)
文件大?。?/td> 199K
代理商: FAN5236QSC
PRODUCT SPECIFICATION
FAN5236
6
REV. 1.1.7 4/4/03
Figure 3. IC Block Diagram
DDR, EN Inputs
Input High
Input Low
FPWM Inputs
FPWM Low
FPWM High
2
V
V
0.8
0.1
V
V
FPWM connected to output
0.9
Electrical Specifications
Recommended operating conditions, unless otherwise noted.
(continued)
Parameter
Conditions
Min.
Typ.
Max.
Units
REF2
PGOOD
EN
C
BOOT
Q1
Q2
5V
VDD
ADAPTIVE
GATE
CONTROL LOGIC
CURRENT PROCESSING
I
OUT
HDRV
SW
LDRV
PGND
BOOT
VDD
HYST
ISNS
VIN
C
OUT
VOUT
PWM/HYST
PWM
S/H
ILIM
R
I
R
SENSE
ILIM det.
HYST
SS
FPWM/VOUT
SS
DUTY
CYCLE
CLAMP
Σ
PWM
S
R
Q
RAMP
MODE
DDR
OSC
RAMP
CLK
OVP
POR/UVLO
Reference and
Soft Start
FPWM
DDR
L
OUT
VREF
EA
PWM/HYST
VSEN
FPWM/VOUT
VIN
DDR
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